Sunny Health & Fitness Premium Smart Stepper Stair Climber – Commercial-Grade, High-Intensity Cardio with SunnyFit App, Bluetooth & 350–400 lb Capacity

Commercial-grade stair climber engineered for high-intensity, calorie-burning cardio while remaining low-impact to protect joints and improve balance; syncs via Bluetooth to the free SunnyFit app to track and personalize training with access to 1,000+ workouts and 10,000+ global routes, plus a secure device holder for entertainment; advanced EMS electromagnetic drive offers 25 precise speed levels for finely tuned resistance; includes 36 built-in programs to support fat loss, muscle toning and endurance training, focusing on quadriceps and glutes with app-based customization; real-time heart-rate monitoring via built-in pulse sensor, ergonomic handlebars and quick-touch controls for effortless adjustments; bright LED digital console shows time, steps, height, calories, level, pulse and steps-per-minute, and features a wireless charging pad; four solid steps (19.5 x 9.3 x 7.7 inches) provide a stable climbing surface; safety extras include infrared auto-stop sensors, a docking step for easy access and full-length handrails; heavy-duty construction supports up to 400 lbs (listed 350–400 lb capacity) for long-lasting performance; backed by Sunny Health & Fitness’s 20+ years of experience and a 3-year structural frame warranty.